131251920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1567}}^1$

素因数の和:1932

約数の個数: 80

約数和(自身を含む): 408307200

約数和(自身を除く): 277055280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 349, 698, 1047, 1396, 1567, 1745, 2094, 2792, 3134, 3490, 4188, 4701, 5235, 5584, 6268, 6980, 7835, 8376, 9402, 10470, 12536, 13960, 15670, 16752, 18804, 20940, 23505, 25072, 27920, 31340, 37608, 41880, 47010, 62680, 75216, 83760, 94020, 125360, 188040, 376080, 546883, 1093766, 1640649, 2187532, 2734415, 3281298, 4375064, 5468830, 6562596, 8203245, 8750128, 10937660, 13125192, 16406490, 21875320, 26250384, 32812980, 43750640, 65625960, 131251920]

約数ペア:

[(1, 131251920), (2, 65625960), (3, 43750640), (4, 32812980), (5, 26250384), (6, 21875320), (8, 16406490), (10, 13125192), (12, 10937660), (15, 8750128), (16, 8203245), (20, 6562596), (24, 5468830), (30, 4375064), (40, 3281298), (48, 2734415), (60, 2187532), (80, 1640649), (120, 1093766), (240, 546883), (349, 376080), (698, 188040), (1047, 125360), (1396, 94020), (1567, 83760), (1745, 75216), (2094, 62680), (2792, 47010), (3134, 41880), (3490, 37608), (4188, 31340), (4701, 27920), (5235, 25072), (5584, 23505), (6268, 20940), (6980, 18804), (7835, 16752), (8376, 15670), (9402, 13960), (10470, 12536)]